OBD Guide
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B2323

Mirror Driver Horizontal Feedback Potentiometer Circuit Short to Ground

B2323 is an OBD-II diagnostic trouble code meaning: Mirror Driver Horizontal Feedback Potentiometer Circuit Short to Ground. Common causes: wiring harness damage, short circuit in potentiometer circuit. Estimated repair cost: $33–167.

Severity
✅ Low
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Horizontal mirror adjustment does not work
  • Mirror does not save position in memory
  • Spontaneous movement of the mirror

Causes

  • Wiring harness damage
  • Short circuit in potentiometer circuit
  • Potentiometer fault
  • Oxidation of connector contacts
  • Problems with the control unit

How to Fix

  1. Check the integrity of the wiring harness to the mirror
  2. Check potentiometer resistance
  3. Clean connector contacts
  4. Check for short circuit to ground
  5. If necessary, replace the mirror drive or potentiometer

Related codes

B2311B2312B2321B2322

FAQ

What does the B2323 code mean?

B2323 is an OBD-II diagnostic trouble code that indicates: Mirror Driver Horizontal Feedback Potentiometer Circuit Short to Ground

What causes a B2323 error code?

The most common causes of B2323 include: Wiring harness damage; Short circuit in potentiometer circuit; Potentiometer fault; Oxidation of connector contacts.

How do I fix a B2323 diagnostic trouble code?

To fix B2323: Check the integrity of the wiring harness to the mirror. Check potentiometer resistance. Clean connector contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2323?

Limited driving only, diagnose soon

How much does it cost to fix B2323?

The estimated repair cost for B2323 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

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